package cn.xinjiu.reggie.controller;

import cn.xinjiu.reggie.common.R;
import cn.xinjiu.reggie.entity.Category;
import cn.xinjiu.reggie.service.CategoryService;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

/**
 * Created by xinchen on 2022/7/4
 *
 * @Description :
 */
@Slf4j
@RestController
@RequestMapping("/category")
public class CategoryController {

    @Autowired
    private CategoryService categoryService;

    /**
     * @param category
     * @return
     * @description 新增分类
     */
    @PostMapping
    public R<String> save(@RequestBody Category category) {
        log.info("add category : {}", category);
        categoryService.save(category);
        return R.success("添加成功");
    }


    /**
     * @param page     当前页面
     * @param pageSize 每页显示条数
     * @return 分页对象
     * @description 分页
     */
    @GetMapping("/page")
    public R<Page> page(int page, int pageSize) {
        // 分页构造器
        Page<Category> pageInfo = new Page(page, pageSize);
        // 条件构造器
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper();
        // 添加排序条件
        queryWrapper.orderByDesc(Category::getSort);
        // 执行查询
        categoryService.page(pageInfo, queryWrapper);

        return R.success(pageInfo);
    }

    /**
     * @param ids 分类id数组
     * @return
     * @description 删除分类信息
     */
    @DeleteMapping
    public R<String> delete(Long ids) {
        log.info("delete category : {}", ids);
//        categoryService.removeById(ids);
        categoryService.remove(ids);
        return R.success("分类信息删除成功");
    }

    /**
     * @param category
     * @return
     * @description 根据id修改分类信息
     */
    @PutMapping
    public R<String> update(@RequestBody Category category){
        log.info("update category : {}", category);
        categoryService.updateById(category);
        return R.success("更新成功");
    }

    /**
     * @param category
     * @return
     * @description TODO 根据条件查询分类数据
     */
    @GetMapping("/list")
    public R<List<Category>> list(Category category){
        // 条件构造器
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper();
        // 添加排序条件
        queryWrapper.eq(category.getType() != null, Category::getType, category.getType());
        // 添加排序条件
        queryWrapper.orderByAsc(Category::getSort).orderByDesc(Category::getUpdateTime);
        // 执行查询
        List<Category> list = categoryService.list(queryWrapper);
        return R.success(list);
    }

}
